5043891026 has 4 divisors (see below), whose sum is σ = 7565836542. Its totient is φ = 2521945512.

The previous prime is 5043891019. The next prime is 5043891029. The reversal of 5043891026 is 6201983405.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2606000401 + 2437890625 = 51049^2 + 49375^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5043891029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260972755 + ... + 1260972758.

Almost surely, 2^5043891026 is an apocalyptic number.

5043891026 is a deficient number, since it is larger than the sum of its proper divisors (2521945516).

5043891026 is a wasteful number, since it uses less digits than its factorization.

5043891026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521945515.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 5043891026 is about 71020.3564198322. The cubic root of 5043891026 is about 1714.9648836404.

The spelling of 5043891026 in words is "five billion, forty-three million, eight hundred ninety-one thousand, twenty-six".